Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11135942 | Railway direct-current feeding system | Yusuke Fukumoto | 2021-10-05 |
| 10927401 | Method for extracting substance from feces sample | Shinji Fukuda, Chiharu Ishii | 2021-02-23 |